表白神器 MAX7219點(diǎn)陣驅(qū)動(dòng)程序

ID:185181 · 發(fā)表于 2017-10-21 11:20

MAX7219驅(qū)動(dòng)點(diǎn)陣的原理圖如下：

單片機(jī)+MAX7219點(diǎn)陣源程序如下:

#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
//定義Max7219端口
sbit Max7219_pinCLK = P2^2;
sbit Max7219_pinCS = P2^1;
sbit Max7219_pinDIN = P2^0;
uchar code disp1[38][8]={
{0x3C,0x42,0x42,0x42,0x42,0x42,0x42,0x3C},//0
{0x10,0x18,0x14,0x10,0x10,0x10,0x10,0x10},//1
{0x7E,0x2,0x2,0x7E,0x40,0x40,0x40,0x7E},//2
{0x3E,0x2,0x2,0x3E,0x2,0x2,0x3E,0x0},//3
{0x8,0x18,0x28,0x48,0xFE,0x8,0x8,0x8},//4
{0x3C,0x20,0x20,0x3C,0x4,0x4,0x3C,0x0},//5
{0x3C,0x20,0x20,0x3C,0x24,0x24,0x3C,0x0},//6
{0x3E,0x22,0x4,0x8,0x8,0x8,0x8,0x8},//7
{0x0,0x3E,0x22,0x22,0x3E,0x22,0x22,0x3E},//8
{0x3E,0x22,0x22,0x3E,0x2,0x2,0x2,0x3E},//9
{0x8,0x14,0x22,0x3E,0x22,0x22,0x22,0x22},//A
{0x3C,0x22,0x22,0x3E,0x22,0x22,0x3C,0x0},//B
{0x3C,0x40,0x40,0x40,0x40,0x40,0x3C,0x0},//C
{0x7C,0x42,0x42,0x42,0x42,0x42,0x7C,0x0},//D
{0x7C,0x40,0x40,0x7C,0x40,0x40,0x40,0x7C},//E
{0x7C,0x40,0x40,0x7C,0x40,0x40,0x40,0x40},//F
{0x3C,0x40,0x40,0x40,0x40,0x44,0x44,0x3C},//G
{0x44,0x44,0x44,0x7C,0x44,0x44,0x44,0x44},//H
{0x7C,0x10,0x10,0x10,0x10,0x10,0x10,0x7C},//I
{0x3C,0x8,0x8,0x8,0x8,0x8,0x48,0x30},//J
{0x0,0x24,0x28,0x30,0x20,0x30,0x28,0x24},//K
{0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x7C},//L
{0x81,0xC3,0xA5,0x99,0x81,0x81,0x81,0x81},//M
{0x0,0x42,0x62,0x52,0x4A,0x46,0x42,0x0},//N
{0x3C,0x42,0x42,0x42,0x42,0x42,0x42,0x3C},//O
{0x3C,0x22,0x22,0x22,0x3C,0x20,0x20,0x20},//P
{0x1C,0x22,0x22,0x22,0x22,0x26,0x22,0x1D},//Q
{0x3C,0x22,0x22,0x22,0x3C,0x24,0x22,0x21},//R
{0x0,0x1E,0x20,0x20,0x3E,0x2,0x2,0x3C},//S
{0x0,0x3E,0x8,0x8,0x8,0x8,0x8,0x8},//T
{0x42,0x42,0x42,0x42,0x42,0x42,0x22,0x1C},//U
{0x42,0x42,0x42,0x42,0x42,0x42,0x24,0x18},//V
{0x0,0x49,0x49,0x49,0x49,0x2A,0x1C,0x0},//W
{0x0,0x41,0x22,0x14,0x8,0x14,0x22,0x41},//X
{0x41,0x22,0x14,0x8,0x8,0x8,0x8,0x8},//Y
{0x0,0x7F,0x2,0x4,0x8,0x10,0x20,0x7F},//Z
{0x8,0x7F,0x49,0x49,0x7F,0x8,0x8,0x8},//中
{0xFE,0xBA,0x92,0xBA,0x92,0x9A,0xBA,0xFE},//國
};
void Delay_xms(uint x)
{
uint i,j;
for(i=0;i<x;i++)
for(j=0;j<112;j++);
}
//--------------------------------------------
//功能：向MAX7219(U3)寫入字節(jié)
//入口參數(shù)：DATA
//出口參數(shù)：無
//說明：
void Write_Max7219_byte(uchar DATA)
{
uchar i;
Max7219_pinCS=0;
for(i=8;i>=1;i--)
{
Max7219_pinCLK=0;
Max7219_pinDIN=DATA&0x80;
DATA=DATA<<1;
Max7219_pinCLK=1;
}
}
//-------------------------------------------
//功能：向MAX7219寫入數(shù)據(jù)
//入口參數(shù)：address、dat
//出口參數(shù)：無
//說明：
void Write_Max7219(uchar address,uchar dat)
{
Max7219_pinCS=0;
Write_Max7219_byte(address); //寫入地址，即數(shù)碼管編號(hào)
Write_Max7219_byte(dat); //寫入數(shù)據(jù)，即數(shù)碼管顯示數(shù)字
Max7219_pinCS=1;
}
void Init_MAX7219(void)
{
Write_Max7219(0x09, 0x00); //譯碼方式：BCD碼
Write_Max7219(0x0a, 0x03); //亮度
Write_Max7219(0x0b, 0x07); //掃描界限；8個(gè)數(shù)碼管顯示
Write_Max7219(0x0c, 0x01); //掉電模式：0，普通模式：1
Write_Max7219(0x0f, 0x00); //顯示測試：1；測試結(jié)束，正常顯示：0
}
void main(void)
{
……………………
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所有資料51hei提供下載:

MAX7219點(diǎn)陣驅(qū)動(dòng)程序.rar (17.3 KB, 下載次數(shù): 147)

MAX7219點(diǎn)陣原理圖.pdf (55.38 KB, 下載次數(shù): 49)

MAX7219英文.pdf (179.88 KB, 下載次數(shù): 12)

MAX7219中文.pdf (316.67 KB, 下載次數(shù): 42)

ID:495179 · 發(fā)表于 2019-3-21 09:57

新手沒幣，可不可以發(fā)一份到郵箱？

ID:495179 · 發(fā)表于 2019-3-21 10:36

能不能發(fā)一份郵箱啊1208689118@qq.com，新手沒幣

ID:596409 · 發(fā)表于 2019-9-6 01:18

代碼沒有貼全，先試試看看

ID:282085 · 發(fā)表于 2020-1-26 10:22

謝謝正字學(xué)習(xí)7219

ID:200118 · 發(fā)表于 2020-2-2 18:07

謝謝分享，下載學(xué)習(xí)。

ID:288930 · 發(fā)表于 2020-2-3 11:55

效果圖是什么樣的

ID:855499 · 發(fā)表于 2020-12-24 20:27

數(shù)字1的方向反了

ID:903986 · 發(fā)表于 2021-4-12 11:01

老哥這個(gè)點(diǎn)陣級聯(lián)要怎么弄啊

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表白神器 MAX7219點(diǎn)陣驅(qū)動(dòng)程序

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